EP2881768A4 - Optical element, and method for producing same - Google Patents

Optical element, and method for producing same

Info

Publication number
EP2881768A4
EP2881768A4 EP13828733.9A EP13828733A EP2881768A4 EP 2881768 A4 EP2881768 A4 EP 2881768A4 EP 13828733 A EP13828733 A EP 13828733A EP 2881768 A4 EP2881768 A4 EP 2881768A4
Authority
EP
European Patent Office
Prior art keywords
method
optical element
producing same
producing
same
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP13828733.9A
Other languages
German (de)
French (fr)
Other versions
EP2881768A1 (en
Inventor
Katsumi Shibayama
Takafumi Yokino
Katsuhiko Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2012174324A priority Critical patent/JP6234667B2/en
Application filed by Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority to PCT/JP2013/066326 priority patent/WO2014024565A1/en
Publication of EP2881768A1 publication Critical patent/EP2881768A1/en
Publication of EP2881768A4 publication Critical patent/EP2881768A4/en
Application status is Pending legal-status Critical

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1847Manufacturing methods
    • G02B5/1852Manufacturing methods using mechanical means, e.g. ruling with diamond tool, moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/10Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/36Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/54Compensating volume change, e.g. retraction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/0074Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B3/00Simple or compound lenses
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/08Mirrors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/08Mirrors
    • G02B5/10Mirrors with curved faces
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1814Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1847Manufacturing methods
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1861Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1876Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G02B5/189Structurally combined with optical elements not having diffractive power
    • G02B5/1895Structurally combined with optical elements not having diffractive power such optical elements having dioptric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/36Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons forming elements, e.g. mandrels, rams, stampers, pistons, plungers, punching devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00Optical elements, e.g. lenses, prisms
    • B29L2011/0016Lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00Optical elements, e.g. lenses, prisms
    • B29L2011/0083Reflectors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B13/00Optical objectives specially designed for the purposes specified below
    • G02B13/001Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0085Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing wafer level optics
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1814Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819Plural gratings positioned on the same surface, e.g. array of gratings
EP13828733.9A 2012-08-06 2013-06-13 Optical element, and method for producing same Pending EP2881768A4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2012174324A JP6234667B2 (en) 2012-08-06 2012-08-06 Optical element and manufacturing method thereof
PCT/JP2013/066326 WO2014024565A1 (en) 2012-08-06 2013-06-13 Optical element, and method for producing same

Publications (2)

Publication Number Publication Date
EP2881768A1 EP2881768A1 (en) 2015-06-10
EP2881768A4 true EP2881768A4 (en) 2016-04-06

Family

ID=50067807

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13828733.9A Pending EP2881768A4 (en) 2012-08-06 2013-06-13 Optical element, and method for producing same

Country Status (6)

Country Link
US (2) US9594197B2 (en)
EP (1) EP2881768A4 (en)
JP (1) JP6234667B2 (en)
CN (1) CN104508519B (en)
TW (1) TWI607247B (en)
WO (1) WO2014024565A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016081054A (en) * 2014-10-13 2016-05-16 台達電子工業股▲ふん▼有限公司Delta Electronics,Inc. Optical wavelength-converting device and illumination system using the same

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US20020015231A1 (en) * 2000-03-08 2002-02-07 Hideki Ogawa Optical system having a diffractive optical element, and optical apparatus
EP1193512A2 (en) * 2000-09-27 2002-04-03 Canon Kabushiki Kaisha Diffractive optical element and optical system having the same
US20050219702A1 (en) * 2004-04-01 2005-10-06 Canon Kabushiki Kaisha Diffractive optical element and optical system including the same
US20120045619A1 (en) * 2010-08-20 2012-02-23 Citizen Holdings Co., Ltd. Substrate provided with optical structure and optical element using the same

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US4192994A (en) * 1978-09-18 1980-03-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Diffractoid grating configuration for X-ray and ultraviolet focusing
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US4798446A (en) * 1987-09-14 1989-01-17 The United States Of America As Represented By The United States Department Of Energy Aplanatic and quasi-aplanatic diffraction gratings
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US5543966A (en) * 1993-12-29 1996-08-06 Eastman Kodak Company Hybrid refractive/diffractive achromatic camera lens
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US20020163688A1 (en) * 2001-03-26 2002-11-07 Zuhua Zhu Optical communications system and vertical cavity surface emitting laser therefor
US6534903B1 (en) * 2002-02-25 2003-03-18 General Electric Company Broad spectrum reflective coating for an electric lamp
JP2003266450A (en) * 2002-03-18 2003-09-24 Canon Inc Optical element and manufacturing method therefor
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JP4101806B2 (en) * 2002-11-26 2008-06-18 富士通株式会社 Optical multiplexer / demultiplexer
US7054065B2 (en) * 2003-03-27 2006-05-30 The Regents Of The University Of California Durable silver thin film coating for diffraction gratings
KR100624414B1 (en) * 2003-12-06 2006-09-18 삼성전자주식회사 Manufacturing Method of Diffractive Lens Array and UV Dispenser
US20050286570A1 (en) * 2004-06-29 2005-12-29 Lian-Qin Xiang Tunable laser with a concave diffraction grating
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US20020015231A1 (en) * 2000-03-08 2002-02-07 Hideki Ogawa Optical system having a diffractive optical element, and optical apparatus
EP1193512A2 (en) * 2000-09-27 2002-04-03 Canon Kabushiki Kaisha Diffractive optical element and optical system having the same
US20050219702A1 (en) * 2004-04-01 2005-10-06 Canon Kabushiki Kaisha Diffractive optical element and optical system including the same
US20120045619A1 (en) * 2010-08-20 2012-02-23 Citizen Holdings Co., Ltd. Substrate provided with optical structure and optical element using the same

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See also references of WO2014024565A1 *

Also Published As

Publication number Publication date
US10386552B2 (en) 2019-08-20
JP2014032368A (en) 2014-02-20
US20170160449A1 (en) 2017-06-08
US9594197B2 (en) 2017-03-14
US20150205017A1 (en) 2015-07-23
TWI607247B (en) 2017-12-01
CN104508519A (en) 2015-04-08
WO2014024565A1 (en) 2014-02-13
CN104508519B (en) 2018-04-03
EP2881768A1 (en) 2015-06-10
JP6234667B2 (en) 2017-11-22
TW201411199A (en) 2014-03-16

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Legal Events

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Countries concerned: BAME

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Effective date: 20150113

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (to any country) (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160308

RIC1 Information provided on ipc code assigned before grant

Ipc: G02B 3/00 20060101ALI20160302BHEP

Ipc: G02B 5/10 20060101ALI20160302BHEP

Ipc: B29C 43/02 20060101ALI20160302BHEP

Ipc: G02B 3/08 20060101ALI20160302BHEP

Ipc: B29C 39/10 20060101ALI20160302BHEP

Ipc: G02B 5/18 20060101AFI20160302BHEP

Ipc: B29C 43/36 20060101ALI20160302BHEP

Ipc: B29L 11/00 20060101ALI20160302BHEP

17Q First examination report despatched

Effective date: 20191010